Essays about: "erosion control"

Showing result 26 - 30 of 47 essays containing the words erosion control.

  1. 26. Markpackning : påverkan på markens fysikaliska egenskaper

    University essay from SLU/Dept. of Soil and Environment

    Author : Robert Ekholm; [2016]
    Keywords : jordbearbetning; markpackning; markfysik;

    Abstract : Markpackning har blivit ett växande problem inom lantbruket på grund av användningen av allt större och tyngre maskiner. Vid markpackning, som i fysikaliska termer definieras som en volymminskning av en viss mängd jord kopplat till en minskad porositet, ökar den torra skrymdensiteten. READ MORE

  3. 27. Effect of soil tillage system and straw retention on soil aggregation and water capacity

    University essay from SLU/Dept. of Biosystems and Technology (from 130101)

    Author : Emma Lindqvist; [2015]
    Keywords : soil; tillage; structure; aggregation; straw; water capacity;

    Abstract : Arable land supplies food and it is therefore important to develop the production and land-use in a sustainable way. To grow crops for food should be both economical and environmentally sustainable and the soil structure and quality should be taken in consideration when cultivating our land. READ MORE

  4. 28. Perennial wheat

    University essay from SLU/Dept. of Crop Production Ecology

    Author : Sofia Lloyd; [2015]
    Keywords : perennial wheat; Triticum aestivum hybrids; Thrinopyrum sps.; erosion control; reduced inputs; hybridization; plant breeding; cropping systems;

    Abstract : Perennial wheat is a new cereal crop being researched at several different institutions worldwide. The main purpose of developing this new crop is to reduce negative impact on the environment from crop production and to maintain production with lesser inputs. READ MORE

  5. 29. Experimental Evaluation of the Effects of Dynamic Pressure on Improving Cement-based Grout Penetrability : A study performed with the short slot

    University essay from KTH/Jord- och bergmekanik

    Author : Anastasios Mentesidis; [2015]
    Keywords : penetrability; filtration; erosion; cement-based grout; variable dynamic grouting;

    Abstract : The increasing need for watertight underground works, such as tunnel excavations, has sparked an interest in a number of research studies with grout penetrability being the focus. The research has so far contributed to a deeper understanding regarding the assessment of a successful grouting operation from different perspectives such as choice of equipment, material properties, phase planning and performance. READ MORE

  6. 30. Toward Environmental and Social Sustainability: in search of leverage points

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Daniel Fior; [2015]
    Keywords : Sustainable development; leverage points; paradigm; democracy; growth; diversity;

    Abstract : It may be argued that ours is far away from a sustainable society. For all the technological wonders that we have been able to produce, some basic problems such as lack of universal access to the means to satisfy one's basic needs, human rights violations, systematic degradation of the environment, among others are still present. READ MORE